MARY S. MCMILLAN (MD) – Internal Medicine Physician, NPI 1861451221
Internal Medicine Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
3,638 INTERNAL MEDICINE in MN
Provider Addresses for MARY S. MCMILLAN (MD)
2800 Hennepin Ave S
Minneapolis, MN 554081906
Phone: (612) 775-4800
Fax: (612) 775-4801
Type: Location
Chicago Av, Washington Avenue South, Minneapolis, Hennepin County, Minnesota, 55415:55454, United States
MINNEAPOLIS, MN 554071321
Phone: (612) 775-4800
Fax: (612) 775-4801
Type: Mailing
10705 TOWN SQUARE DR NE STE 100
BLAINE, MN 554498185
Phone: (763) 236-5400
Fax: (763) 236-5350
Type: Location
Allina Medical Clinic, 2800, Hennepin Avenue South, East Isles, Uptown, Bde Maka Ska-Isles, Minneapolis, Hennepin County, Minnesota, 55408, United States
MINNEAPOLIS, MN 554081906
Phone: (612) 775-4800
Fax: (612) 775-4801
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2010-05-26
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20100526000903 | I | Internal Medicine | MN | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 36415 | Insertion of needle into vein for collection of blood sample | 195 | 116 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 162 | 110 | $0 |
| 80048 | Blood test, basic group of blood chemicals (calcium, total) | 85 | 63 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 75 | 75 | $0 |
| 85610 | Blood test, clotting time | 53 | 13 | $0 |
Insurance plans in this area (ZIP 55408)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Pulmonary Disease | CO | |
| Qualified Audiologist | MN | |
| Family Practice | MN | |
| - | MN | |
| Family Practice | MN | |
| Nurse Practitioner | ND | |
| - | MN | |
| - | MN | |
| - | MN | |
| - | MN |
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